Low-voltage battery
usually 120,000–240,000 km · Wear part
Signs: LV battery alert
Fix: Replace
€100–300
Common faults, service intervals and costs
MG4
2022–now
1
engines covered
4
known faults
1
official recalls
Enter your VIN and mileage and get a plan built for your exact engine and gearbox.
The MG4 has been built since 2022.
For this generation we cover 1 engines and 4 known faults, each with the mileage range where it usually appears.
The most expensive known risk is On-board charger (AC) faults: it usually appears at 60,000–180,000 km and costs €500–2,500 to fix.
Engines
| Engine | Fuel | Timing drive | Oil |
|---|---|---|---|
| Electric | Electric | None (EV) | — |
Faults by engine
Electric
Brake calipers seizing (low use)
usually 80,000–150,000 km · Wear part
Signs: Uneven pad wear; regen means brakes rarely used
Fix: Service calipers yearly
€100–400
HV battery capacity loss
usually 150,000–300,000 km · Wear part
Signs: Range ~10–15% below new
Fix: Normal ageing; covered 8 yr / 160,000+ km
free / recall
On-board charger (AC) faults
usually 60,000–180,000 km · Medium risk
Signs: 'Charging impossible' on AC
Fix: Repair / replace the charger
€500–2,500
Scheduled service
Intervals and typical prices for the Electric engine. Other engines differ in oil, timing drive and some filters; the app gives the exact plan.
| Item | Interval | Typical price |
|---|---|---|
| Tyre rotationWheels | every 10,000 km | €20–45 |
| Cabin (pollen) filterClimate | every 15,000 km or every 12 months | €15–40 |
| Brake fluidBrakes | every 24 months | €50–95 |
| A/C service (regas + desiccant)Climate | every 24 months | €70–150 |
| Drive unit oil checkTransmission | every 150,000 km | €0–120 |
| Brake pads (regen-assisted)Brakes | usually at 80,000–160,000 km | €60–150 |
| Tyres (set of 4, EV-rated)Wheels | usually at 30,000–50,000 km | €450–900 |
| Wiper bladesBody | checked at service | €20–50 |
| 12V batteryElectrical | checked at service | €100–220 |
Most common engine versions in the EU
New cars of this generation registered in the EU, Iceland and Norway 2010–2025: 108,631, of which 130 in Croatia. The share shows how common each version is.
| Version | Share | Years | CO₂ | Fuel use |
|---|---|---|---|---|
| Electric150 kW (204 hp) · Electric | 48.4 % | 2022–2025 | — | — |
| Electric125 kW (170 hp) · Electric | 40.6 % | 2022–2025 | — | — |
| Electric68 kW (92 hp) · Electric | 2.9 % | 2023–2025 | — | — |
| Electric180 kW (245 hp) · Electric | 2.6 % | 2023–2025 | — | — |
| Electric320 kW (435 hp) · Electric | 2.4 % | 2023–2025 | — | — |
| Electric54 kW (73 hp) · Electric | 1.4 % | 2023–2025 | — | — |
Source: European Environment Agency (EEA), monitoring of CO₂ emissions from new passenger cars, CC BY 4.0. CO₂ and fuel use are official type-approval values (WLTP from 2021), not real-world consumption.
Official recalls
Recalls the manufacturer published in the United Kingdom for this model (1). The same recalls usually apply across Europe. Ask an authorised dealer to check by VIN whether your car is affected and whether the work has been done.
- Doors / locks / lids Potential for MG4 vehicles to superlock whilst still in running mode07/01/2023 · R/2022/355
Common questions
What are the known problems with the MG4?
The faults with the highest risk: on-board charger (AC) faults (60,000–180,000 km, €500–2,500). The full list by engine is on this page.
What should you check when buying a used MG4?
Before you buy, ask an authorised dealer to check by VIN that the recalls have been done (1 have been published for this model). On the test drive, watch for these signs: 'Charging impossible' on AC. The full checklist is in the guide to buying a used car.
Other generations
Other MG models
Sources and notes
Faults, intervals and prices are indicative and collected from public sources and owner experience; always rely on the service book and a qualified workshop. Test statistics: DVSA – Anonymised MOT tests and results, Open Government Licence v3.0. Dutch tests: RDW Open Data (CC0). Engine versions: EEA, monitoring of CO₂ emissions from new passenger cars (CC BY 4.0, DG CLIMA). Owner complaints: NHTSA ODI (public domain). Recalls: DVSA Vehicle Safety Branch Recalls Database, OGL v3.0. Brand and model names are trademarks of their owners and are used only to describe the vehicles.
Updated 08/10/2026